polyurethaneKK [ˏpɑˏliˋʊrəˏθen] /ˌpɑˌliˈʊɹəˌθeɪn/发音名词1聚氨酯、聚胺酯、PUThe seat cushions are filled with soft polyurethane foam.这些座垫里填的是柔软的聚氨酯泡棉。2聚氨酯漆、PU漆We sealed the wooden floor with two coats of polyurethane.我们在木地板上涂了两层聚氨酯漆做封层。形容词1聚氨酯的、PU的用于名词前She bought a polyurethane jacket that keeps out the rain.她买了一件能防雨的PU外套。用这个字练口说→